body{
    background-image: url(./background.jpg);
    background-size: cover;
    background-position-y: -1300px ;
    background-repeat: no-repeat;
}
.zhuti{
    height: 350px;
    width: 420px;
    padding: 50px;
    background-color: rgba(255, 255, 255, 0.7);
    margin: 0 auto;
    border-radius: 10px;
    -moz-box-shadow:0px 0px 10px #333333; 
    -webkit-box-shadow:0px 0px 10px #333333; 
    box-shadow:0px 0px 10px #333333;
    display: flex;
    flex-wrap: wrap;
    opacity: 0;
    transition: .3s;
}
span{
    font-size: 1.3rem;
}
.head{
    margin: 0 auto;
    width: 450px;
    z-index: 10;
    margin-bottom: 30px;
    margin-top: 200px;
}
.shurukuang{
    width: 430px;
    height: 30px;
    border-radius: 10px;
    background-color: rgba(255, 255, 255, 0.5);
}
.qidong{
    width: 100px;
    height: 35px;
    border-radius: 10px;
}
.tupian{
    background-color: white;
    width: 220px;
    height: 210px;
    border-radius: 10px;
}
.wenzi{
    background-color: white;
    width: 180px;
    height:210px;
    margin-left: 20px;
    line-height: 50px;
    text-align: center;
    border-radius: 10px;
}
.shijian{
    background-color: white;
    height: 120px;
    width: 420px;
    margin-top: 20px;
    line-height: 50px;
    text-align: center;
    border-radius: 10px;
}